世界上最好和最美的事物是看不见甚至摸不着的 - 它们必须用心去感受。
我们必须将地球视为一个单一的有机体,并尊重它。
The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly.
Believe in yourself and anything is possible.
最大的风险就是不冒任何风险。